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Questions tagged [its]

The Interplanetary Transport System (ITS) is a super-heavy-lift launch vehicle in development by SpaceX, composed of a booster (also known as BFR) and a spaceship (also known as BFS).

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368 views

How does SpaceX plan to deal with boiloff on the trip to Mars?

Both BFR booster and BFS are to run on Raptor engines, fueled with liquid methane and liquid oxygen - cryofuels. The trip to Mars will take at least a couple months, and BFS requires fuel for powered ...
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2answers
161 views

Is it viable to use one or more BFR tankers as interplanetary boosters

Is it viable to Start the BFR mars burn while the ship is attached to one or more refueling boosters? (Imagine interplanetary booster) Using their combined engines the ship can achieve greater ...
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1answer
5k views

Payload to LEO of the BFR 2017 compared to the 2016 version [closed]

The 2016 Mars vehicle design had a payload to LEO of 500 tons in expendable mode. Its replacement, the 2017 "BFR" design, is planned to have a payload to LEO of 150 tons with reuse. What would the ...
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1answer
792 views

BFR: will there be no more gimballing of the first stage?

Is there any indication throttling would be used instead? The underbelly of the BFR v2017 has not been shown in the IAC presentation, we only know it has 31 engines for a 9 meter diameter. For ...
5
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1answer
149 views

SpaceX's ITS as heavy lifter for Earth orbit

Was the booster of the interplanetary transport system ever considered as a super heavy launch vehicle for commercial payloads onto LEO and GEO? (with an expendable or reusable second stage) Or its ...
8
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1answer
1k views

How will the SpaceX ITS return from Mars?

SpaceX's Interplanetary Transport System has a well-defined plan for getting to Mars: Launch the ITS spaceship into LEO Launch five ITS tankers to fill the spaceship's tanks. Launch the spaceship on ...
4
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2answers
664 views

Size of rocket correlation with its performance

What could the link be between the «white performance bars show» below and the «actual size of the rocket»? The quote below seems to imply there is one. But isn't that white scale purely arbitrary? ...
6
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2answers
346 views

SpaceX ITS - going beyond Mars

Let's assume that Elon Musk's plan to go to Mars is a success and there are several spacecraft which regularly go to Mars and back. At this point, how feasible would it be to start exploring the rest ...
12
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4answers
991 views

SpaceX's ITS - why gimbal only the inner cluster?

Does anyone know the reason why, in SpaceX's newly-announced ITS launch vehicle, only the inner cluster gimbals, and not the whole engine system?